Month Index 2015=100 1996-01-01 50.87 1996-02-01 50.41 1996-03-01 51.08 1996-04-01 50.46 1996-05-01 51.44 1996-06-01 51.54 1996-07-01 51.08 1996-08-01 51.95 1996-09-01 51.79 1996-10-01 52.26 1996-11-01 52.10 1996-12-01 51.64 1997-01-01 51.74 1997-02-01 51.85 1997-03-01 50.72 1997-04-01 51.74 1997-05-01 52.36 1997-06-01 51.90 1997-07-01 51.74 1997-08-01 51.95 1997-09-01 51.69 1997-10-01 52.15 1997-11-01 52.31 1997-12-01 52.41 1998-01-01 53.23 1998-02-01 53.18 1998-03-01 53.23 1998-04-01 52.72 1998-05-01 53.44 1998-06-01 53.90 1998-07-01 53.75 1998-08-01 53.39 1998-09-01 53.34 1998-10-01 53.64 1998-11-01 54.06 1998-12-01 54.00 1999-01-01 54.11 1999-02-01 53.64 1999-03-01 54.06 1999-04-01 53.95 1999-05-01 54.67 1999-06-01 54.57 1999-07-01 54.98 1999-08-01 55.65 1999-09-01 55.13 1999-10-01 55.39 1999-11-01 54.93 1999-12-01 55.34 2000-01-01 55.08 2000-02-01 55.03 2000-03-01 54.67 2000-04-01 55.08 2000-05-01 55.80 2000-06-01 55.34 2000-07-01 55.19 2000-08-01 55.49 2000-09-01 55.13 2000-10-01 56.06 2000-11-01 56.37 2000-12-01 55.34 2001-01-01 56.62 2001-02-01 56.55 2001-03-01 56.03 2001-04-01 56.45 2001-05-01 56.99 2001-06-01 58.23 2001-07-01 59.27 2001-08-01 60.09 2001-09-01 58.92 2001-10-01 60.11 2001-11-01 60.77 2001-12-01 59.60 2002-01-01 60.29 2002-02-01 61.03 2002-03-01 58.92 2002-04-01 58.16 2002-05-01 58.16 2002-06-01 59.12 2002-07-01 59.08 2002-08-01 58.39 2002-09-01 59.04 2002-10-01 58.41 2002-11-01 58.26 2002-12-01 56.65 2003-01-01 57.15 2003-02-01 56.00 2003-03-01 56.34 2003-04-01 54.74 2003-05-01 55.81 2003-06-01 56.05 2003-07-01 55.31 2003-08-01 56.18 2003-09-01 55.67 2003-10-01 55.67 2003-11-01 55.35 2003-12-01 55.02 2004-01-01 55.14 2004-02-01 55.70 2004-03-01 56.39 2004-04-01 55.48 2004-05-01 57.38 2004-06-01 57.92 2004-07-01 58.59 2004-08-01 59.19 2004-09-01 60.47 2004-10-01 60.95 2004-11-01 59.77 2004-12-01 61.54 2005-01-01 61.79 2005-02-01 60.91 2005-03-01 62.57 2005-04-01 62.96 2005-05-01 64.60 2005-06-01 64.78 2005-07-01 67.12 2005-08-01 66.41 2005-09-01 66.36 2005-10-01 67.42 2005-11-01 68.14 2005-12-01 67.79 2006-01-01 67.89 2006-02-01 68.80 2006-03-01 68.34 2006-04-01 69.03 2006-05-01 70.53 2006-06-01 71.94 2006-07-01 72.36 2006-08-01 72.04 2006-09-01 72.99 2006-10-01 72.85 2006-11-01 71.96 2006-12-01 71.46 2007-01-01 73.68 2007-02-01 72.48 2007-03-01 69.30 2007-04-01 68.78 2007-05-01 69.51 2007-06-01 69.53 2007-07-01 69.72 2007-08-01 70.53 2007-09-01 70.66 2007-10-01 71.65 2007-11-01 71.22 2007-12-01 73.36 2008-01-01 73.49 2008-02-01 73.97 2008-03-01 72.94 2008-04-01 77.29 2008-05-01 76.59 2008-06-01 76.28 2008-07-01 76.22 2008-08-01 76.99 2008-09-01 76.80 2008-10-01 78.74 2008-11-01 80.81 2008-12-01 82.04 2009-01-01 81.67 2009-02-01 81.60 2009-03-01 81.29 2009-04-01 80.84 2009-05-01 79.21 2009-06-01 81.20 2009-07-01 80.79 2009-08-01 80.47 2009-09-01 80.11 2009-10-01 79.28 2009-11-01 78.68 2009-12-01 78.93 2010-01-01 79.07 2010-02-01 79.30 2010-03-01 79.98 2010-04-01 80.52 2010-05-01 79.34 2010-06-01 78.21 2010-07-01 78.46 2010-08-01 78.62 2010-09-01 79.98 2010-10-01 80.92 2010-11-01 81.02 2010-12-01 81.19 2011-01-01 81.04 2011-02-01 82.69 2011-03-01 81.13 2011-04-01 81.29 2011-05-01 83.31 2011-06-01 89.10 2011-07-01 88.06 2011-08-01 89.13 2011-09-01 90.39 2011-10-01 90.10 2011-11-01 89.50 2011-12-01 91.33 2012-01-01 91.26 2012-02-01 90.84 2012-03-01 91.23 2012-04-01 91.11 2012-05-01 90.29 2012-06-01 91.85 2012-07-01 92.84 2012-08-01 92.55 2012-09-01 92.09 2012-10-01 92.48 2012-11-01 93.72 2012-12-01 93.87 2013-01-01 93.73 2013-02-01 93.90 2013-03-01 95.76 2013-04-01 96.30 2013-05-01 97.39 2013-06-01 97.62 2013-07-01 97.75 2013-08-01 96.81 2013-09-01 96.96 2013-10-01 97.45 2013-11-01 98.28 2013-12-01 99.34 2014-01-01 98.82 2014-02-01 97.59 2014-03-01 97.91 2014-04-01 97.64 2014-05-01 96.73 2014-06-01 96.51 2014-07-01 96.17 2014-08-01 96.50 2014-09-01 95.78 2014-10-01 96.75 2014-11-01 96.36 2014-12-01 96.46 2015-01-01 100.65 2015-02-01 99.95 2015-03-01 99.60 2015-04-01 98.87 2015-05-01 100.87 2015-06-01 100.16 2015-07-01 100.42 2015-08-01 101.24 2015-09-01 100.39 2015-10-01 99.11 2015-11-01 98.69 2015-12-01 100.04 2016-01-01 99.73 2016-02-01 99.97 2016-03-01 100.38 2016-04-01 101.16 2016-05-01 102.03 2016-06-01 101.25 2016-07-01 101.39 2016-08-01 102.73 2016-09-01 102.19 2016-10-01 101.24 2016-11-01 101.61 2016-12-01 101.29 2017-01-01 100.35 2017-02-01 100.98 2017-03-01 100.37 2017-04-01 98.93 2017-05-01 99.12 2017-06-01 98.07 2017-07-01 98.44 2017-08-01 98.72 2017-09-01 97.46 2017-10-01 98.48 2017-11-01 98.99 2017-12-01 98.71 2018-01-01 98.74 2018-02-01 98.70 2018-03-01 98.60 2018-04-01 98.67 2018-05-01 98.78 2018-06-01 98.99 2018-07-01 99.56 2018-08-01 99.85 2018-09-01 99.59 2018-10-01 100.57